CVE-2026-32923: OpenClaw < 2026.3.11 - Authorization Bypass in Discord Guild Reaction Allowlist Enforcement

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-29 · updated 2026-06-17
Weakness: CWE-863

Description

OpenClaw before 2026.3.11 contains an authorization bypass vulnerability in Discord guild reaction ingestion that fails to enforce member users and roles allowlist checks. Non-allowlisted guild members can trigger reaction events accepted as trusted system events, injecting reaction text into downstream session context.

Affected products

OpenClaw: before 2026.3.11 — fixed in 2026.3.11

How to fix

Upgrade to a fixed version: OpenClaw 2026.3.11. Check the vendor advisory for mitigations.

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-9vvh-2768-c8vp
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-discord-guild-reaction-allowlist-enforcement

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